Do not break the element loop
Do not break the element loop

If there are no user objects on a subdomain, do not break the loop over
elements, just continue.

Closes #9117

nuclear-wizard/moose,idaholab/moose,yipenggao/moose,sapitts/moose,SudiptaBiswas/moose,dschwen/moose,harterj/moose,liuwenf/moose,nuclear-wizard/moose,andrsd/moose,YaqiWang/moose,yipenggao/moose,lindsayad/moose,yipenggao/moose,liuwenf/moose,milljm/moose,friedmud/moose,jessecarterMOOSE/moose,milljm/moose,liuwenf/moose,idaholab/moose,milljm/moose,milljm/moose,Chuban/moose,bwspenc/moose,jessecarterMOOSE/moose,liuwenf/moose,harterj/moose,liuwenf/moose,permcody/moose,sapitts/moose,milljm/moose,laagesen/moose,yipenggao/moose,laagesen/moose,lindsayad/moose,laagesen/moose,permcody/moose,dschwen/moose,bwspenc/moose,lindsayad/moose,andrsd/moose,laagesen/moose,nuclear-wizard/moose,Chuban/moose,laagesen/moose,sapitts/moose,jessecarterMOOSE/moose,SudiptaBiswas/moose,permcody/moose,idaholab/moose,bwspenc/moose,YaqiWang/moose,permcody/moose,SudiptaBiswas/moose,sapitts/moose,YaqiWang/moose,sapitts/moose,dschwen/moose,andrsd/moose,jessecarterMOOSE/moose,friedmud/moose,SudiptaBiswas/moose,idaholab/moose,bwspenc/moose,harterj/moose,harterj/moose,jessecarterMOOSE/moose,idaholab/moose,dschwen/moose,liuwenf/moose,harterj/moose,andrsd/moose,lindsayad/moose,SudiptaBiswas/moose,dschwen/moose,lindsayad/moose,Chuban/moose,nuclear-wizard/moose,friedmud/moose,YaqiWang/moose,bwspenc/moose,friedmud/moose,andrsd/moose,Chuban/moose